表达同意与不同意 — 英语词汇题

根据句意和首字母提示，补全下列表达同意或不同意的句子。 1. — Let's clean the park this weekend. — Good i____! I'd love to join you. 2. — Maths is too hard for me. — I don't a____ with you. If you practise more, you will do well. 3. — I think we should plant trees together. — You're r____. It's good for our city.